如果我们尝试更新的项超出最后一个元素,则会出现 Index was outside the bounds of the array. 错误。PowerShell 复制 PS> $data[4] = 'four' Index was outside the bounds of the array. At line:1 char:1 + $data[4] = 'four' + ~~~~~~~~~~~~~ +
复制(源、sourceIndex、目标、destinationIndex、long 计数) GetLength 实例方法(只读) int/none 给定维度中的元素数 GetLength(int 维度) 有关数组的更多详细信息,请参阅 §9。 在PowerShell 中,Array 映射到 System.Array。 4.3.3 哈希表 类型哈希表具有以下可访问成员: 展开表 成员 成员种类 类型 用途 计数...
...2-判断数组中是否包含某个元素 方法一: 使用indexOf var arr = ['a','s','d','f']; console.info(arr.indexOf('...return true; } } return false; } console.info(isInArray(arr,'a'));//循环的方式 3-判断字符串中是否包含某个字符串片段...如发现本站有涉嫌侵权/违法违规的内容, ...
To display the third element in the $a array, type:PowerShell Copy $a[2] Output Copy 2 You can retrieve part of the array using a range operator for the index. For example, to retrieve the second to fifth elements of the array, you would type:PowerShell Copy ...
Change the location of an image manually in Powershell Change the value of an array element in ForEach loop? Changing contents of a text box multiple times in a powershell form Changing email Categories with PowerShell Changing file time Changing Local Group Policy and Local Security Policy via...
[string]::Join(" ",$array) } PS C:\> RemoveSpace("PowerShell 中文博客的网址为 :http://www.pstips.net") PowerShell 中文博客的网址为 :http://www.pstips.net Concat()将多个字符串拼接成一个字符串。 Concat()工作起来类似字符串操作符“+”,类似而已,总有区别。
You don’t have to set up a For Each loop or a For Next loop; PowerShell takes care of all that for you. Of course, with VBScript you don’t have to access all the items in an array; you can also access individual items by specifying the item index number. For example, suppose ...
Index operator[ ] Selects objects from indexed collections, such as arrays and hash tables. Array indexes are zero-based, so the first object is indexed as[0]. You can also use negative indexes to get the last values. Hash tables are indexed by key value. ...
0, indicating the index number of our default option. In this case, we wantYesto be the default option, so we pass PromptForChoice the value0; that’s becauseYesis the first item in our array of menu options. (And the first item in an array always has the index number 0.) What ...
In this example, we use theForloop to iterate through the$statesarray. The loop starts with the index$iset to 0 and continues as long as$iis less than the length of the array. Inside the loop, we access each state using the index$iand display a message with the state name. ...